This project uses the Arduino MEGA and an MP3 player (Adafruit) to not only keep track of the time, but to also have regular 15 minute chimes and to state the time when required.
To keep things simple, I purchased most items from the one store but other locations are equally suitable.
Featured Adafruit Products!
Adafruit “Music Maker” MP3 Shield for Arduino w/3W Stereo Amp – v1.0: Bend all audio files to your will with the Adafruit Music Maker shield for Arduino! This powerful shield features the VS1053, an encoding/decoding (codec) chip that can decode a wide variety of audio formats such as MP3, AAC, Ogg Vorbis, WMA, MIDI, FLAC, WAV (PCM and ADPCM). It can also be used to record audio in both PCM (WAV) and compressed Ogg Vorbis. You can do all sorts of stuff with the audio as well such as adjusting bass, treble, and volume digitally. (read more)
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